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4. Butter up your favorite brands. Companies love hearing from loyal customers and will often send them coupons or free samples, reports Brock. Pen an enthusiastic letter or e-mail to the customer service department of your favorite conditioner, snack food, or cleaning product; it could save you cash while you continue to enjoy name-brand products.
多说自己喜欢的品牌的好话，商家喜欢把打折券或礼券送给他们的忠实客户。
